source: extensions/Copyrights/filter.php @ 25070

<?php

if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');

add_event_handler('get_batch_manager_prefilters', 'CR_add_bm_filter');
add_event_handler('perform_batch_manager_prefilters', 'CR_perform_bm_filter', 50, 2);
add_event_handler('element_set_global_action', 'CR_element_set_bm_global_action');

// Add the filter to the list
function CR_add_bm_filter($prefilters)
{
        load_language('plugin.lang', dirname(__FILE__).'/');

        array_push($prefilters,
                array('ID' => 'with copyright', 'NAME' => l10n('With copyright')),
                array('ID' => 'without copyright', 'NAME' => l10n('Without copyright'))
        );

        return $prefilters;
}

// Put the right photos in the prefilter array
function CR_perform_bm_filter($filter_sets, $prefilter)
{
        if ('with copyright' == $prefilter) {
                // Select all photos in the copyrights table who´s CR not is 0
                $query = sprintf('
                        SELECT media_id
                        FROM %s
                        WHERE cr_id <> 0
                        ;',
                        COPYRIGHTS_MEDIA);
                array_push($filter_sets, array_from_query($query, 'media_id'));
        }

        if ('without copyright' == $prefilter) {
                // Select all photo's, except the ones that have a copyright
                $query = sprintf('
                        SELECT id
                        FROM %s
                        WHERE id NOT IN (
                                SELECT media_id
                                FROM %s
                                WHERE cr_id <> 0
                        )
                        ;',
                        IMAGES_TABLE, COPYRIGHTS_MEDIA);
                array_push($filter_sets, array_from_query($query, 'id'));
        }

        return $filter_sets;
}

// Test if the filters aren't set incorrectly
function CR_element_set_bm_global_action($action)
{
        if (in_array(@$_SESSION['bulk_manager_filter']['prefilter'], array('with copyrights', 'without copyrights')) and $action == 'copyrights') {
                // let's refresh the page because we the current set might be modified
                redirect(get_root_url().'admin.php?page='.$_GET['page']);
        }
}

?>